Home / 191,327.91-263,922.57-119,583.42

Finding the Fourth Proportional to 191,327.91, 263,922.57 and 119,583.42

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Solution

The fourth proportional to 191,327.91, 263,922.57 and 119,583.42 is: 164,956.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,327.91 : 263,922.57 = 119,583.42 : x
  2. Step 2: Convert to fraction form
    191,327.91/263,922.57 = 119,583.42/x
  3. Step 3: Cross multiply
    191,327.91x = 263,922.57 × 119,583.42
  4. Step 4: Simplify right side
    191,327.91x = 31,560,763,535.79
  5. Step 5: Solve for x
    x = 31,560,763,535.79/191,327.91
  6. Step 6: Final answer
    x = 164,956.40

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.